详细信息
轴承代号: NACHI 7230BDB - 角接触球轴承(背对背DB)
轴承尺寸
d = 150D = 270
B = 45
a = 65.6
da1(min) = 164
da2(min) = 157
Da1(max) = 256
Da2(max) = 263
ra(max) = 2.5
ra1(max) = 1
Mass = 11
额定动负荷: 360000
额定静负荷: 490000
极限转速(润滑脂润滑): 1500
极限转速(油润滑): 2000